Lightweight Perforated breathable Microfibre upper for coolness, and a breathable aerated insole for greater comfort and cushioning Mono density Polyurethane (PU) sole is anti static, fuel oil resistant and provides excellent cushioning Breathable soft microfibre upper Anti-bacterial breathable linings Perforated full length footbeds aid breathability SRC slip resistant rated sole Steel toe cap (providing 200 joule impact protection) Anti-static function Unisex Stud fastening Conforms to safety standard EN ISO 20345:2011 – Specification SB A E FO SRC